9944228 has 24 divisors (see below), whose sum is σ = 19958400. Its totient is φ = 4246848.

The previous prime is 9944197. The next prime is 9944251. The reversal of 9944228 is 8224499.

It is a junction number, because it is equal to n+sod(n) for n = 9944191 and 9944200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11888 + ... + 12696.

It is an arithmetic number, because the mean of its divisors is an integer number (831600).

Almost surely, 2^9944228 is an apocalyptic number.

It is an amenable number.

9944228 is an abundant number, since it is smaller than the sum of its proper divisors (10014172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9944228 is a wasteful number, since it uses less digits than its factorization.

9944228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 9944228 is about 3153.4470028843. The cubic root of 9944228 is about 215.0421983153.

The spelling of 9944228 in words is "nine million, nine hundred forty-four thousand, two hundred twenty-eight".